Other questions in this quiz

2. How do birds exchange gasses during flight?

  • Use their skin.
  • Breath using diaphragm and ribs
  • Use their flight muscles
  • Use their skin

3. Select a function of a enzyme

  • They are used to cure illnesses
  • they increase the products of a reaction.
  • They catalyse reactions
  • they stop reactions

4. What are HDL?

  • they are saturates
  • They are enzymes
  • They are saturates
  • They are better for you then LDL

5. What is the gas exchange surface in mammals?

  • trachea
  • Alveolus
  • moist skin
  • flight muscles

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